B21B 39/084
Looper devices
Official title: {Looper devices}
B21B39/084 (Looper devices) appears on 16 US grants and 17 published applications in this corpus.
Search patents in B21B- Granted patents
- 16
- Published applications
- 17
- Assignees
- 13
- Inventors
- 44
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 3 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year.
Recent patents
- Meandering amount detection method and meandering control method for metal strip17 Jun 2025US 12,330,199 B2Jfe Steel Corporation
- Processing method and plant for welding metal strips28 Jan 2025US 12,208,431 B2Primetals Technologies Germany GmbH
- Method and apparatus for producing flat metal products20 Aug 2024US 12,064,799 B2Danieli & C. Officine Meccaniche SpA
- Device for guiding metal strips with wear bodies in a finishing train7 Nov 2023US 11,806,769 B2Primetals Technologies Austria GmbH
- Method for operating a roll stand for stepped rolling18 Jul 2023US 11,701,695 B2SMS group GmbH
- Deflector roll and method of producing steel sheet using this deflector roll14 Nov 2024US 2024/0375164 A1Jfe Steel Corporation
- Meandering amount detection method and meandering control method for metal strip7 Dec 2023US 2023/0390818 A1Jfe Steel Corporation
- Processing method and plant for welding metal strips19 Oct 2023US 2023/0330728 A1Primetals Technologies Germany GmbH
- Method and apparatus for producing flat metal products9 Feb 2023US 2023/0042075 A1Danieli & C. Officine Meccaniche SpA
- Device for guiding metal strips with wear bodies in a finishing train20 Oct 2022US 2022/0331850 A1Primetals Technologies Austria GmbH
Most cited
By later US patents
- Method of continuously rolling a product exiting from an upstream roll stand at a velocity higher than the take in velocity of a downstream roll stand5US 7,093,472 B1Morgan Construction Company · 2006
- Method of controlling the cross section of a wire rod strand emerging from a wire rod mill line1US 7,617,711 B2SMS Meer GmbH · 2009
- Method and device for cooling a leader or band of a metal strand in a hot-rolling mill1US 9,539,629 B2SMS group GmbH · 2017
- Dual cascade control system for a long rolling mill1US 9,630,228 B2Primetals Technologies USA LLC · 2017